olareg

Free#51 of 61 in Container Registries

olareg: A focused open-source registry for lightweight local, CI, cache, and edge deployments. Ranked #51 of 61 in Container Registries by our editors (6.0/10); pricing: Open source; best for minimal local OCI registry deployments.

6.0/10★★★☆☆Editor score

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At a glance

• Editor score
  6.0 / 10
• Pricing
  Open source
• Best for
  Minimal local OCI registry deployments
• Paid from
  None
• Facts checked
  22 Sep 2026

• Where it wins

  • Supports directory-based and ephemeral in-memory OCI storage
  • Includes authentication, ACLs, deletion, referrers, and garbage collection
  • Can run as a container image, standalone binary, or embedded Go component

• Where it doesn't

  • Platform support is limited to Linux and macOS
  • Integration coverage is limited for broader registry ecosystems
  • Its feature set is narrower than a full enterprise registry platform

Our verdict on olareg

olareg is an open-source, OCI-conformant container registry for developers and teams that need a lightweight self-hosted service. Its design centers on the OCI Layout structure, with directory-based storage for persistent image repositories and in-memory storage for ephemeral workflows. It can run as a container image or standalone binary, and it can also be embedded in Go applications. That makes it suited to edge environments, caches, CI workflows, unit tests, and small local deployments where a focused registry is preferable to a broader platform.

Storage and registry controls are the main strengths. Directory-based storage provides a simple repository model, while in-memory storage supports temporary use. The published feature set includes container image and standalone binary deployment, push and delete controls, referrer support, and garbage collection. Authentication can be configured with basic or opaque-token methods, and repository ACLs define read, write, and delete permissions. TLS/HTTPS server support adds an important control for deployments that need encrypted connections. Retention policies are also represented in the category-specific capabilities.

The trade-off is scope. olareg is a focused registry implementation rather than a wide platform with extensive ecosystem coverage, so teams requiring broad integrations or a larger operational surface should evaluate alternatives. Its listed platforms are Linux and macOS, which narrows deployment choices compared with tools designed for wider platform coverage. Choose olareg when OCI compliance, simple storage modes, configurable access control, and self-hosted operation matter most. Choose another product when the priority is a broader registry ecosystem or a more expansive enterprise feature set.

olareg pricing

olareg fact sheet

Alternatives to olareg

• HarborA self-hosted Harbor registry with strong policy, scanning, signing, and replication controls.9.4
• QuayA flexible registry for teams that need hosted convenience or self-hosted control.9.3
• 8gears Container RegistryA security-focused Harbor registry with OCI support, policy controls, and flexible deployment options.9.2

See all olareg alternatives →

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update